x2ob41
y2ob
z2ob4
02ob41
12ob
mtpb
ntpb4
otpb41
ptpb
qtpb4
bkqb4
ckqb41
dkqb
ekqb4
fkqb41
0arb41
1arb
2arb4
3arb41
4arb
p1rb
q1rb4
r1rb41
s1rb
t1rb4